 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.core.internal.indexing;

 import java.util.HashMap ;
 import java.util.Map ;

 public class ReservationTable {

     protected Map table = new HashMap ();

     public ReservationTable() {
         super();
     }

     public Reservation get(int pageNumber) {
         return (Reservation) table.get(new Integer (pageNumber));
     }

     public void put(int pageNumber, Reservation r) {
         table.put(new Integer (pageNumber), r);
     }

     public boolean contains(int pageNumber) {
         return table.containsKey(new Integer (pageNumber));
     }

     public boolean contains(ObjectAddress address) {
         int pageNumber = address.getPageNumber();
         int objectNumber = address.getObjectNumber();
         if (contains(pageNumber)) {
             if (get(pageNumber).contains(objectNumber))
                 return true;
         }
         return false;
     }

     public void remove(ObjectAddress address) {
         int pageNumber = address.getPageNumber();
         int objectNumber = address.getObjectNumber();
         Reservation r = (Reservation) table.get(new Integer (pageNumber));
         if (r == null)
             return;
         r.remove(objectNumber);
     }

     public void clear() {
         table.clear();
     }

 }

